Nature Communications (Jul 2019)

Lysosomal degradation of newly formed insulin granules contributes to β cell failure in diabetes

  • Adrien Pasquier,
  • Kevin Vivot,
  • Eric Erbs,
  • Coralie Spiegelhalter,
  • Zhirong Zhang,
  • Victor Aubert,
  • Zengzhen Liu,
  • Meryem Senkara,
  • Elisa Maillard,
  • Michel Pinget,
  • Julie Kerr-Conte,
  • François Pattou,
  • Gilbert Marciniak,
  • Axel Ganzhorn,
  • Paolo Ronchi,
  • Nicole L. Schieber,
  • Yannick Schwab,
  • Paul Saftig,
  • Alexander Goginashvili,
  • Romeo Ricci

DOI
https://doi.org/10.1038/s41467-019-11170-4
Journal volume & issue
Vol. 10, no. 1
pp. 1 – 14

Abstract

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Impaired beta-cell insulin secretion is a key pathological feature of type 2 diabetes. Here, the authors describe metabolic stress induced lysosomal degradation of newly formed insulin granules, independent of macroautophagy, as a potential mechanism for beta-cell dysfunction.